Active small cell antenna



FIG. 1 is a perspective view of an active small cell antenna, showing the new design;

FIG. 2 is a back view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing portions of the active small cell antenna form no part of the claimed design. 

CLAIM The ornamental design for an active small cell antenna, substantially as shown and described. 